4in No-Hub TPO Clad Bottom Outlet Roof Drain with Overflow

TPO or PVC-Clad Stainless Steel Bottom Outlet Roof Drain with Overflow | Thunderbird Roof Drains

Installation: Flat Roof, TPO Membrane

• Seamless drain basin made of TPO or PVC-Clad Stainless Steel.
• Overflow connection with 2" rise.
• Heat weld directly to the seamless flashing for fast and easy installation.
• All fittings are fully soldered to ensure waterproofing.

Details

• Seamless Basin
• TPO or PVC-Clad Stainless Steel Drain
• 2", 3", or 4" bronze fitting.
• Heavy duty ABS dome strainer
• 10" diameter basin
• Heat weld directly to the TPO or PVC-Clad drain flashing
• Manufactured in the USA by Thunderbird Products

Note on Fittings: Two types of fittings are available.
A threaded adapter fitting is used primarily with 2" PVC pipe applications. The threads on the bronze fittings are male and can be attached to a threaded female PVC adapter. 
A no hub fitting is the standard fitting used in the industry. With this fitting a rubber coupling is used to connect the drain to the drainage pipe.

Part numbers

• TPO-RDCB2NH: 2" No-Hub Stainless TPO CLAD Outlet Roof Drain w/ Overflow
• TPO-RDCB2NHCL: 2" No-Hub Stainless TPO CLAD Outlet Roof Drain w/ Center Line Overflow
• TPO-RDCB2TA: 2" Male Threaded TPO CLAD Bottom Outlet Roof Drain w/ Overflow
• TPO-RDCB3NH: 3" No-Hub TPO CLAD Bottom Outlet Roof Drain w/ Overflow
• TPO-RDCB3NHCL: 3" No-Hub TPO CLAD Bottom Outlet Roof Drain w/ Center Line Overflow
• TPO-RDCB3TA: 3" Male Threaded TPO CLAD Bottom Outlet Roof Drain w/ Overflow
• TPO-RDCB4NH: 4" No-Hub TPO CLAD Bottom Outlet Roof Drain w/ Overflow
• TPO-RDCB4NHCL: 4" No-Hub TPO CLAD Bottom Outlet Roof Drain w/ Center Line Overflow
• TPO-RDCB6NH: 6" No-Hub TPO CLAD Bottom Outlet Roof Drain w/ Overflow

For PVC part numbers, simply replace TPO with PVC, ex. TPO-RDCB2NH becomes PVC-RDCB2NH

The 4in No-Hub TPO Clad Bottom Outlet Roof Drain with Overflow by Thunderbird Roof Drains is the perfect solution for flat roofs with TPO membrane installations. Designed with seamless drain basin made of TPO or PVC-Clad Stainless Steel, this roof drain provides durability and efficiency.

One of the standout features of this product is the 2" rise overflow connection, ensuring reliable drainage even during heavy rainfall. The fittings are fully soldered to ensure waterproofing and are available in 2", 3", or 4" bronze options.

The basin itself has a generous 10" diameter and is heat welded directly to the TPO or PVC-Clad drain flashing, making installation fast and efficient. Thunderbird Products prides itself on manufacturing its products in the USA, guaranteeing high-quality craftsmanship.

It is important to note that there are two types of fittings available for this product. The threaded adapter fitting is primarily used with 2" PVC pipe applications, while the no hub fitting is the industry standard. The no hub fitting uses a rubber coupling to connect the drain to the drainage pipe.

For ease of identification, each product has a specific part number. The options range from different outlet sizes (2", 3", 4", or 6") to various configurations, such as with or without center line overflow. To order the PVC version of the product, simply replace TPO with PVC in the part number.

Overall, the 4in No-Hub TPO Clad Bottom Outlet Roof Drain with Overflow is a dependable and efficient solution for flat roofs with TPO membrane installations. With its seamless basin, durable materials, and various fitting options, this product ensures proper drainage and waterproofing for your roof. Trust Thunderbird Roof Drains for all your roofing needs.